1330516551 has 60 divisors (see below), whose sum is σ = 2243063208. Its totient is φ = 701168832.

The previous prime is 1330516547. The next prime is 1330516571. The reversal of 1330516551 is 1556150331.

It is not a de Polignac number, because 1330516551 - 2² = 1330516547 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1330516541) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 1216761 + ... + 1217853.

Almost surely, 2^1330516551 is an apocalyptic number.

1330516551 is a deficient number, since it is larger than the sum of its proper divisors (912546657).

1330516551 is an equidigital number, since it uses as much as digits as its factorization.

1330516551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1150 (or 1116 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 30.

The square root of 1330516551 is about 36476.2463940576. The cubic root of 1330516551 is about 1099.8668023292.

Adding to 1330516551 its reverse (1556150331), we get a palindrome (2886666882).

The spelling of 1330516551 in words is "one billion, three hundred thirty million, five hundred sixteen thousand, five hundred fifty-one".